Archive: 01/23/2007

Scientists observe drumlin beneath ice sheet

Scientists have discovered a warehouse-sized drumlin – a mound of sediment and rock – actively forming and growing under the ice sheet in Antarctica. Its discovery, and the rate at which it was formed, sheds new light ...

Jan 23, 2007 4.2 / 5 (6) 0

Hydrogen-powered lawnmowers?

In a breakthrough that could make fuel cells practical for such small machines as lawnmowers and chainsaws, researchers have developed a new mechanism to efficiently control hydrogen fuel cell power.

Jan 23, 2007 4.4 / 5 (34) 0

Turning an axel mounted molecular wheel

Researchers at the Centre for Material Development and Structural Studies in Toulouse (CEMES-CNRS) and their colleagues at the Free University of Berlin have, for the first time, managed to control the rotation of a wheel ...

Jan 23, 2007 4.4 / 5 (7) 0

Taking entanglement beyond one ebit

“Entanglement is a main part of quantum mechanics, and it is important to obtain a high degree of it in physical systems,” Lucas Lamata tells Lucas Lamata is a scientist with the Institute for Fundamental Mathem ...

Jan 23, 2007 3.8 / 5 (24) 0 feature

Common mechanisms for viral DNA replication

How DNA replicates is a critical question for understanding life. DNA replication remains difficult to investigate in eukaryotes,where it occurs within the confines of the double-membrane nucleus.

Jan 23, 2007 3.5 / 5 (2) 0

Who laid the first egg?

A decade ago, Shuhai Xiao, associate professor of geosciences at Virginia Tech, and his colleagues discovered thousands of 600-million-year-old embryo microfossils in the Doushantuo Formation, a fossil site ...

Jan 23, 2007 4.1 / 5 (7) 0

Light-Emitting Diodes for Night-Vision Displays

More and more, conventional inorganic semiconductor electronics are being complemented with organic components. For example, flexible displays, large illuminated displays, or flat-panel displays can be made from organic light-emitting ...

Jan 23, 2007 4.1 / 5 (19) 0
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